The PSC is responsible for regulating the rates, safety, adequacy and quality of service of electric, natural gas, and water utilities. The PSC has limited authority over sanitary sewer and storm water utilities and very limited aspects of telecommunications services. More than 1,100 utilities are under the agency's jurisdiction.

Telecommunications services under the jurisdiction of the PSC is limited to provider to provider issues, some aspects of Lifeline/Link-up equipment for individuals with special needs.

Questions about electric cooperatives may be directed to Cooperative Network at (608) 258-4406. Questions about Propane
may be directed to the National Propane Association at (630) 515-0600. Questions regarding any other service listed above
can be directed to the Department of Agriculture Trade and Consumer Protection at (800) 422‑7128.